In this application, the main page displays a list of unanswered or answered questions, each of which has two options. The options has singe selection control that lets you select the answer only once. When you select answer statistical answer rate shown.
The new question page has two text input that should be used to vreate question. When question is submitted it will be displayed on the home page.
Login screen has multi select component for choose the user which you want to log in.
The Dashboard page showing the points of users' ordered. Points calculated by accumulating asked and answered questions
There are two types of objects stored in our database:
- Users
- Questions
Users include:
Attribute | Type | Description |
---|---|---|
id | String | The user’s unique identifier |
name | String | The user’s first name and last name |
avatarURL | String | The path to the image file |
questions | Array | A list of ids of the polling questions this user created |
answers | Object | The object's keys are the ids of each question this user answered. The value of each key is the answer the user selected. It can be either 'optionOne' or 'optionTwo' since each question has two options. |
Questions include:
Attribute | Type | Description |
---|---|---|
id | String | The question’s unique identifier |
author | String | The author’s unique identifier |
timestamp | String | The time when the question was created |
optionOne | Object | The first voting option |
optionTwo | Object | The second voting option |
Voting options are attached to questions. They include:
Attribute | Type | Description |
---|---|---|
votes | Array | A list that contains the id of each user who voted for that option |
text | String | The text of the option |
Your code will talk to the database via 4 methods:
_getUsers()
_getQuestions()
_saveQuestion(question)
_saveQuestionAnswer(object)
_getUsers()
Method
Description: Get all of the existing users from the database. Return Value: Object where the key is the user’s id and the value is the user object.
_getQuestions()
Method
Description: Get all of the existing questions from the database. Return Value: Object where the key is the question’s id and the value is the question object.
_saveQuestion(question)
Method
Description: Save the polling question in the database.
Parameters: Object that includes the following properties: author
, optionOneText
, and optionTwoText
. More details about these properties:
Attribute | Type | Description |
---|---|---|
author | String | The id of the user who posted the question |
optionOneText | String | The text of the first option |
optionTwoText | String | The text of the second option |
Return Value: An object that has the following properties: id
, author
, optionOne
, optionTwo
, timestamp
. More details about these properties:
Attribute | Type | Description |
---|---|---|
id | String | The id of the question that was posted |
author | String | The id of the user who posted the question |
optionOne | Object | The object has a text property and a votes property, which stores an array of the ids of the users who voted for that option |
optionTwo | Object | The object has a text property and a votes property, which stores an array of the ids of the users who voted for that option |
timestamp | String | The time when the question was created |
_saveQuestionAnswer(object)
Method
Description: Save the answer to a particular polling question in the database.
Parameters: Object that contains the following properties: authedUser
, qid
, and answer
. More details about these properties:
Attribute | Type | Description |
---|---|---|
authedUser | String | The id of the user who answered the question |
qid | String | The id of the question that was answered |
answer | String | The option the user selected. The value should be either "optionOne" or "optionTwo" |
- clone the Project -
https://github.com/bkalafat/poll-nd.git
- install the dependencies -
npm install
- start the development server with
npm start